1. National Key Laboratory of Science and Technology on Multispectral Information Processing, School of Artificial Intelligence and Automation, Huazhong University of Science and Technology, Wuhan, China
2. Artificial Intelligence Center, Peng Cheng Laboratory, Shenzhen, China
3. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China
4. School of Computer Science and Technology, Xidian University, Xi'an, China